drm/vkms/vkms_crtc.c

26 		pr_warn("%s: vblank timer overrun\n", __func__);
31 		DRM_ERROR("vkms failure on handling vblank");
66 	struct drm_vblank_crtc *vblank = &dev->vblank[pipe];
73 	out->period_ns = ktime_set(0, vblank->framedur_ns);
94 	struct drm_vblank_crtc *vblank = &dev->vblank[pipe];
96 	if (!READ_ONCE(vblank->enabled)) {
103 	if (WARN_ON(*vblank_time == vblank->time))
109 	 * only generated after all the vblank registers are updated) and what
110 	 * the vblank core expects. Therefore we need to always correct the
241 	/* This lock is held across the atomic commit to block vblank timer